<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
	</head>
	<style>
		ul{
			display:none;
		}
	</style>
	<body>
		<p onclick="fn1('ol')">列表一</p>
		<ul id='ol'>
			<li>hello</li>
			<li>hello</li>
			<li>hello</li>
		</ul>
		<p onclick="fnl('o2')">列表2</p>
	</body>
</html>
